1. 3.5 inch GPS Navigator 2. Bluetooth, Av-in, FM, Ebook 3. MP3 , MP4 , Game Player 4. SiRF Atlas-4 ... Model Number: D-1800Size: 3.5'' GPS Navigation, Car GPS, GPS Navigator, Portable GPS- 3.5" Digital screen, 64K color with touch panel - Resolution: ... record, visual angle choice, current surrounding search, settings.3. Information of car speed, direction, distance, star picture, longitude and latitude ...